Secrets of the London Underground

S4 E9 ∙ Gloucester Road ∙

Tim Dunn and Siddy Holloway meet at Gloucester Road in London's museum quarter - a station serving the Circle, District and Piccadilly lines.

Series Selector for Secrets of the London Underground

All episodes for series 4 of Secrets of the London Underground

S4 E6 · Ruislip Depot

Tim Dunn and Siddy Holloway explore the maintenance depot at the end of the Central Line.

S4 E8 · Stockwell

Tim Dunn and Siddy Holloway explore Stockwell station on the Victoria Line.